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$492 Find cheap flights from Idaho to Barcelona

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Barcelona departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 6/29
Sat 7/6

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Good to know

Low season

January

High season

June

Cheapest flight

$492
Best time to beat the crowds with an average 27% drop in price.
Most popular time to fly with an average 45% increase in price.
Flight from Boise to Barcelona

FAQs for booking Idaho to Barcelona flights

  • How does KAYAK find such low prices on flights from Idaho to Barcelona?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Barcelona.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Barcelona?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Barcelona from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Barcelona?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Barcelona with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Barcelona?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Barcelona from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Idaho to Barcelona?

Find which airlines fly direct from Idaho to Barcelona-El Prat, which days they fly and book direct flights.

Nonstop departures

Idaho to Barcelona-El Prat

Monday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Tuesday

ANA, AccesRail, Aegean Airlines, +94 more

ANA, AccesRail, +95 more

Wednesday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Thursday

ANA, AccesRail, Aegean Airlines, +102 more

ANA, AccesRail, +103 more

Friday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Saturday

ANA, AccesRail, Aegean Airlines, +90 more

ANA, AccesRail, +91 more

Sunday

ANA, AccesRail, Aegean Airlines, +103 more

ANA, AccesRail, +104 more

See more direct flights

Nonstop returns

Barcelona-El Prat to Idaho

Monday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Tuesday

ANA, AccesRail, Aegean Airlines, +94 more

ANA, AccesRail, +95 more

Wednesday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Thursday

ANA, AccesRail, Aegean Airlines, +102 more

ANA, AccesRail, +103 more

Friday

ANA, AccesRail, Aegean Airlines, +97 more

ANA, AccesRail, +98 more

Saturday

ANA, AccesRail, Aegean Airlines, +90 more

ANA, AccesRail, +91 more

Sunday

ANA, AccesRail, Aegean Airlines, +103 more

ANA, AccesRail, +104 more

See more direct flights
See more direct flights

Book cheap flights from Idaho to Barcelona

Recent round-trip flight deals

11/12Tue
2 stopsAmerican Airlines
22h 34mBOI-BCN
11/22Fri
2 stopsAmerican Airlines
28h 17mBCN-BOI
$623
10/3Thu
2 stops
26h 40mGEG-BCN
10/14Mon
2 stops
36h 22mBCN-GEG
$660
10/13Sun
2 stopsAmerican Airlines
20h 31mBOI-BCN
10/23Wed
2 stopsAmerican Airlines
25h 46mBCN-BOI
$682
6/30Sun
2 stopsAir Canada
18h 40mBOI-BCN
7/11Thu
2 stopsAir Canada
37h 30mBCN-BOI
$683
9/2Mon
2 stops
22h 24mGEG-BCN
9/27Fri
2 stops
29h 01mBCN-GEG
$725
9/10Tue
2 stopsUnited Airlines
18h 20mBOI-BCN
10/1Tue
1 stopUnited Airlines
27h 23mBCN-BOI
$761
9/17Tue
2 stopsAir Canada
20h 40mBOI-BCN
10/8Tue
2 stopsAir Canada
40h 59mBCN-BOI
$766
9/17Tue
2 stopsUnited Airlines
21h 45mBOI-BCN
10/8Tue
1 stopUnited Airlines
27h 23mBCN-BOI
$777
7/16Tue
2 stopsBritish Airways
17h 50mBOI-BCN
8/7Wed
2 stopsBritish Airways
22h 20mBCN-BOI
$935
9/4Wed
2 stopsBritish Airways
17h 55mGEG-BCN
10/3Thu
2 stopsBritish Airways
17h 43mBCN-GEG
$935

Search by stops

Search by airline

Search by price

Recent one-way flight deals

9/12Thu
3 stops
36h 21mBOI-BCN
$492
10/12Sat
2 stops
33h 11mBOI-BCN
$519
10/26Sat
2 stopsAmerican Airlines
39h 04mJAC-BCN
$578
9/12Thu
2 stops
29h 26mBOI-BCN
$649
10/12Sat
1 stopUnited Airlines
34h 50mBOI-BCN
$721
10/12Sat
3 stops
49h 56mBOI-BCN
$724
10/26Sat
1 stopAmerican Airlines
18h 10mJAC-BCN
$754
9/12Thu
1 stopDelta
25h 15mBOI-BCN
$1,397

Search by stops

Search by airline

Search by price

Last minute flights from Idaho to Barcelona

Last minute flight, train and bus deals

6/2Sun
multi-stopUnited Airlines
20h 13mBOI-BCN
6/13Thu
multi-stopUnited Airlines
37h 12mBCN-BOI
$711
6/2Sun
multi-stop
18h 15mBOI-BCN
6/13Thu
multi-stop
29h 30mBCN-BOI
$716
6/2Sun
multi-stopUnited Airlines
23h 06mBOI-BCN
6/13Thu
multi-stopUnited Airlines
23h 12mBCN-BOI
$719
6/2Sun
multi-stopUnited Airlines
23h 06mBOI-BCN
6/13Thu
multi-stopUnited Airlines
41h 02mBCN-BOI
$728
6/2Sun
multi-stopUnited Airlines
35h 46mBOI-BCN
6/13Thu
multi-stopUnited Airlines
23h 12mBCN-BOI
$737
6/2Sun
multi-stopAir Canada
42h 46mBOI-BCN
6/13Thu
multi-stopAir Canada
42h 12mBCN-BOI
$744
6/2Sun
multi-stopUnited Airlines
23h 06mBOI-BCN
6/13Thu
multi-stopUnited Airlines
32h 23mBCN-BOI
$751
6/2Sun
multi-stop
56h 35mBOI-BCN
6/13Thu
multi-stop
43h 19mBCN-BOI
$1,208
6/2Sun
multi-stop
42h 20mBOI-BCN
6/13Thu
multi-stop
43h 29mBCN-BOI
$1,210
6/2Sun
multi-stop
18h 40mBOI-BCN
6/13Thu
multi-stop
29h 30mBCN-BOI
$1,370

Search by stops

Search by airline

Search by price

Flights to Barcelona

Destination:

Barcelona (BCN)Spain

Return flight deals:

Barcelona - Idaho

Cabin classes: